toimia kuin junan vessa

Finnish

Etymology

Literally, “to work like a train's toilet”; toilets in many old trains simply dumped the waste on the tracks.

Verb

toimia kuin junan vessa (informal)

1. (idiomatic, simile) to work like a charm (to work well, efficiently and reliably)

Conjugation

See toimia; kuin junan vessa is not inflected.